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winston_85158
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Jan 09, 2015

LB::reselect not selecting new member

Hi,

I am getting some unexpected results while trying to reselect a new pool member during LB_FAILED event. The pool is using 'least connections (member)' as load balancing algorithm.

when LB_FAILED {
  log local0.info "Retries = $retries."    
  if { $retries < [active_members [LB::server pool]] } { 
    log local0.info "Marking node down [LB::server]."   
    catch { LB::down }
    log local0.info "Active members are [active_members -list test_a]."   
    LB::mode rr
    LB::reselect
    log local0.info "Reselected [LB::server]."   
    incr retries
  }
}

This leads to the following output:

Retries = 0.
Marking node down /web/test_a 10.10.10.10 10002.
Active members are {10.10.10.10 10001} {10.10.10.11 10001} {10.10.10.11 10001}.
Reselected /web/test_a 10.10.10.11 10002.
Retries = 1.
Marking node down /web/test_a 10.10.10.10 10002.
Active members are {10.10.10.10 10001} {10.10.10.11 10001} {10.10.10.11 10001}.
Reselected /web/test_a 10.10.10.10 10002.

After that I the request seems to be aborted (connection reset) instead of being send to another member.

Any suggestions?

Regards,

Richard

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